On this day in 1971, Army Lt. William L. Calley Jr. was convicted of murdering at least 22 Vietnamese civilians in the March 16, 1968, My Lai massacre. Calley ended up spending three years under house arrest.

On this day in 1973 the last us troops left south Vietnam and a war, which had lasted more than a decade.

Regarded as one of the most significant drivers in NASCAR history, Earnhardt won a total of 76 Winston Cup races over the course of his career, including the 1998 Daytona 500. He also won seven NASCAR Winston Cup championships, tying for the most all-time with Richard Petty.

John Joseph Travolta is 63 years old today.

After dropping out of high school, Travolta moved to New York and landed a role in a touring company’s production of Grease. He made his film debut as John in the 1975 television movie The Tenth Level.